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Digital Publications

Simrad Digital Services is an authorized distributor of UKHO, offering a range of digital publications:

Admiralty Digital Publications (ADP) from the UKHO are computer based applications of the market leading paper based nautical reference guides,
Admiralty Nautical Publications, which contain the paper equivalent and are widely accepted as meeting SOLAS carriage requirements. The full ADP range includes: 

  • ADMIRALTY Digital Radio Signals –The world’s most comprehensive and authoritative source of information on all aspects of maritime radio communication.
  • ADMIRALTY Digital List of Lights –The world-leading source of navigational light and fog signal information.
  • ADMIRALTY Total Tide – The world’s most comprehensive, real-time tidal prediction program, bringing global tidal height and stream data together.


e-NP from the UKHO are the world leading official ADMIRALTY Nautical Publications as e-books. These are designed to meet SOLAS carriage requirements, contain the same official information as the paper equivalents, and have been approved by Flag States of over seventy five percent of ships trading internationally.